CN113366944A - Method for improving habitat of sandy plant - Google Patents
Method for improving habitat of sandy plant Download PDFInfo
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- CN113366944A CN113366944A CN202110544088.3A CN202110544088A CN113366944A CN 113366944 A CN113366944 A CN 113366944A CN 202110544088 A CN202110544088 A CN 202110544088A CN 113366944 A CN113366944 A CN 113366944A
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- sand
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- improving
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000000835 fiber Substances 0.000 claims abstract description 42
- 239000004576 sand Substances 0.000 claims abstract description 42
- 235000013162 Cocos nucifera Nutrition 0.000 claims abstract description 33
- 244000060011 Cocos nucifera Species 0.000 claims abstract description 33
- 241000196324 Embryophyta Species 0.000 claims abstract description 21
- 235000016709 nutrition Nutrition 0.000 claims abstract description 17
- 230000035764 nutrition Effects 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000010902 straw Substances 0.000 claims abstract description 14
- 210000001724 microfibril Anatomy 0.000 claims abstract description 13
- 210000002268 wool Anatomy 0.000 claims abstract description 13
- 239000002985 plastic film Substances 0.000 claims abstract description 8
- 239000002689 soil Substances 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims abstract description 7
- 229920006238 degradable plastic Polymers 0.000 claims abstract description 7
- 230000008635 plant growth Effects 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 64
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 24
- 239000002344 surface layer Substances 0.000 claims description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 239000000243 solution Substances 0.000 claims description 12
- 238000010559 graft polymerization reaction Methods 0.000 claims description 9
- 235000015097 nutrients Nutrition 0.000 claims description 7
- 235000008708 Morus alba Nutrition 0.000 claims description 6
- 240000000249 Morus alba Species 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 239000000413 hydrolysate Substances 0.000 claims description 6
- 230000007062 hydrolysis Effects 0.000 claims description 6
- 238000006460 hydrolysis reaction Methods 0.000 claims description 6
- 239000012286 potassium permanganate Substances 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 4
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims description 3
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000004021 humic acid Substances 0.000 claims description 3
- 239000010903 husk Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 239000003895 organic fertilizer Substances 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 229920000747 poly(lactic acid) Polymers 0.000 claims description 3
- 239000004626 polylactic acid Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000032683 aging Effects 0.000 abstract description 4
- 230000035558 fertility Effects 0.000 abstract description 2
- 230000035784 germination Effects 0.000 abstract description 2
- 239000002881 soil fertilizer Substances 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 206010016807 Fluid retention Diseases 0.000 description 5
- 238000009413 insulation Methods 0.000 description 3
- 230000003020 moisturizing effect Effects 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009304 pastoral farming Methods 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000007226 seed germination Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
- A01G24/22—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material containing plant material
- A01G24/25—Dry fruit hulls or husks, e.g. chaff or coir
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/30—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/40—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure
- A01G24/44—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure in block, mat or sheet form
- A01G24/46—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure in block, mat or sheet form multi-layered
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a method for improving the habitat of sand plants, which comprises the following steps: laying a layer of straws below the desertified ground layer, laying a degradable plastic film below the straws, removing soil on the desertified ground layer, laying a layer of nutrition pad, laying a composite water-retaining heat-insulating layer on the nutrition pad, pressing sand bags around every 2m multiplied by 2m of the heat-insulating layer, and filling the sand bags with on-site sand soil. The invention has the beneficial effects that: the water-retaining heat-insulating layer is made of coconut shell microfibril, silk modified fiber and wool, so that the effects of retaining water and controlling temperature are achieved, and the germination of seeds is promoted. The silk modified fiber, the coconut shell microfibril and the wool can absorb moisture, the wool ageing can be reduced in the middle layer, the woven mesh has good flexibility and natural ageing resistance, the woven mesh can be repeatedly used, and the cost is saved. The underground water-resisting layer plays a role in resisting water, water accumulated on the upper layer of the sandy land can be kept on the upper layer, the straw can retain water and can become soil fertilizer after being rotted, the fertility of desertified land is increased, and the growth of plants is promoted.
Description
Technical Field
The invention relates to the technical field of sandy land ecological restoration, in particular to a method for improving a sandy land plant habitat.
Background
In recent years, under the superposition influence of various factors such as global climate change, excessive grazing, rat abuse, man-made interference and the like, a large amount of land is desertified every year, so that how to effectively prevent the further desertification of the land and quickly and ecologically restore the desertified land is a problem which is urgently needed to be solved at present.
Compared with the prior art, the invention is not limited by wind direction, has the characteristics of simple and convenient operation, quick plant growth, strong practicability, easy popularization, quickness, good effect, durability and the like.
Disclosure of Invention
The present invention is directed to a method for improving the habitat of sandy plants to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a method for improving the habitat of sand plants, comprising the following steps:
the method comprises the following steps: laying a layer of straw under the desertified land surface layer;
step two: laying a degradable plastic film under the straws to form a waterproof layer;
step three: removing soil from the surface layer of the sandy land, and laying a layer of nutrition pad;
step four: a composite water-retaining heat-insulating layer is laid on the nutrition pad, and mesh holes are formed in the heat-insulating layer;
step five: pressing sand bags around every 2m multiplied by 2m of the heat preservation layer;
step six: the sand bag is filled with on-site sand, and after one year or plant growth, the sand bag can be removed, and the woven net can be removed and used for the next sand control place.
Preferably, in the third step, the nutrient cushion contains 45-60% of sandy loam, 15-30% of organic fertilizer, 5-10% of fiber, 2-5% of water-retaining agent, 2-5% of humic acid and 2-5% of plant seeds. .
Preferably, in the third step, the nutrition pad is packaged by using non-woven fabrics.
Preferably, in the fourth step, the water-retaining heat-insulating layer is of a three-layer structure, the upper layer and the lower layer are woven meshes, the mixed yarns of the coconut shell fibers and the silk are woven, and the middle layer is a thin wool woven blanket.
Preferably, the mixed yarn is made of the coconut fiber and the silk, and the ratio of the two fibers is 2: the yarn size is 10-30 yarns in a ratio of 1-3:1, the yarn is twisted into a braided rope, the diameter of the braided rope is 2-5mm, and the thickness of the thin wool braided blanket is 0.5-1 mm.
Preferably, in the second step, the degradable plastic film is made of polylactic acid and has a thickness of 0.5-1.5 mm.
Preferably, in the first step, a layer of straw is laid under the sandy surface layer by 40 cm.
Preferably, in the second step, after the surface layer of the sandy land is removed with 15cm of soil, a layer of nutrient mat is laid, wherein the thickness of the nutrient mat is 15 cm.
Preferably, in the fourth step, a mesh opening with the diameter of 3cm is formed in the heat-insulating layer.
A preparation method of a mixed yarn of coconut fiber and silk comprises the following steps:
the method comprises the following steps: crushing the coconut shell fiber to 2-5mm in length;
step two: putting the crushed coconut fibers into a mixed solution of sulfuric acid and hydrochloric acid for hydrolysis, wherein the hydrolysis conditions are as follows: oscillating for 8 hours in a constant temperature water bath at 60 ℃ by using 15% sulfuric acid and 5% hydrochloric acid;
step three: drying the coconut shell fiber hydrolysate at 40 ℃ for 2h to obtain coconut shell microfibril with the length of 200nm to 1 mu m;
step four: the mulberry silk is put into a potassium permanganate solution for pretreatment, and the pretreatment conditions are as follows: 0.003mol/L potassium permanganate solution is put in a thermostatic water bath at 60 ℃ and oscillated for 10 min;
step five: pretreating mulberry silk and methyl methacrylate in a ratio of 2-3: 1, placing the mixture into a sulfuric acid solution for graft polymerization reaction, wherein the conditions of the graft polymerization reaction are as follows: 0.2mol/L sulfuric acid solution, constant temperature water bath 60 ℃, and oscillation for 5 h;
step six: drying the hydrolysate of the graft polymerization reaction at 40 ℃ for 2h to obtain the silk modified fiber, wherein the grafting rate of the silk modified fiber reaches 30-50%;
step seven: preparing the coconut shell microfibril and the silk modified fiber into mixed yarn, wherein the ratio of the two materials is 2: the mixed yarn is twisted into a braided rope with the diameter of 2-5mm, and the specification of the mixed yarn is 10-30 yarns in a ratio of 1-3: 1.
Advantageous effects
According to the method for improving the habitat of the sand plant, the water-retaining heat-insulating layer is made of coconut shell microfibril, silk modified fiber and wool;
the raw material source of the coconut shell microfibril is wide, the cost is low, the additional value is high, the coconut shell microfibril has higher tensile strength and thermal stability, and the composite material prepared by the coconut shell microfibril has good flexibility and temperature control effect;
the silk modified fiber has good hydrophilicity and visible light stability, and the composite material prepared from the silk modified fiber has good moisturizing and natural aging resistant effects;
the wool layer has the best water absorption effect, and the middle layer can reduce the aging of wool and prolong the service life;
the water-retention and heat-insulation layer is made of coconut shell microfibril, silk modified fiber and wool, the three-layer structure has the effects of water retention and temperature control, the seed germination rate is improved, the seedlings can be shaded and sand-blocked in the early germination stage of the plant seeds, the effect of water retention and temperature control is realized, after the seedlings grow up, the water-retention and heat-insulation layer can be recycled, if the seedlings are not recycled, natural fibers cannot cause harm to the ecological environment, the seedlings can be naturally degraded, the sand bag is used for fixing the water-retention and heat-insulation layer and blocking wind sand, the sand bag is filled with sand removed from the surface layer, after vegetation is recovered, the sand bag can be removed and used at the next sand control position, the nutrition cushion is paved on the sand, the filler in the bag is not easily blown away by wind, and the paving operation is simple;
the underground water-resisting layer plays a role in resisting water, water accumulated on the upper layer of the sandy land can be kept on the upper layer, the straw can retain water and can become soil fertilizer after being rotted, the fertility of desertified land is increased, and the growth of plants is promoted.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
fig. 2 is a schematic view of the structure of the woven mesh of the present invention.
Reference numerals
1-plastic film, 2-straw layer, 3-sand layer, 4-nutrition pad, 5-first water-retaining heat-insulating layer, 6-second water-retaining heat-insulating layer, and 7-third water-retaining heat-insulating layer.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Examples
As shown in fig. 1, a method for improving the habitat of sand plants comprises the following steps:
the method comprises the following steps: laying a layer of straw under the desertified land surface layer;
step two: laying a degradable plastic film under the straws to form a waterproof layer;
step three: removing soil from the surface layer of the sandy land, and laying a layer of nutrition pad;
step four: a composite water-retaining heat-insulating layer is laid on the nutrition pad, and mesh holes are formed in the heat-insulating layer;
step five: pressing sand bags around every 2m multiplied by 2m of the heat preservation layer;
step six: the sand bag is filled with on-site sand, and after one year or plant growth, the sand bag can be removed, and the woven net can be removed and used for the next sand control place.
Preferably, in the third step, the nutrient cushion contains 45-60% of sandy loam, 15-30% of organic fertilizer, 5-10% of fiber, 2-5% of water-retaining agent, 2-5% of humic acid and 2-5% of plant seeds. .
Preferably, in the third step, the nutrition pad is packaged by using non-woven fabrics.
Preferably, in the fourth step, the water-retaining and heat-insulating layer is of a three-layer structure, the upper layer and the lower layer are woven meshes which are woven by mixed yarns of coconut shell fibers and silk, and the middle layer is a thin wool woven blanket.
Preferably, the mixed yarn is made of the coconut fiber and the silk, and the ratio of the two fibers is 2: the yarn size is 10-30 yarns in a ratio of 1-3:1, the yarn is twisted into a braided rope, the diameter of the braided rope is 2-5mm, and the thickness of the thin wool braided blanket is 0.5-1 mm.
Preferably, in the second step, the degradable plastic film is made of polylactic acid and has a thickness of 0.5-1.5 mm.
Preferably, in the first step, a layer of straw is laid under the sandy surface layer by 40 cm.
Preferably, in the second step, after the surface layer of the sandy land is removed with 15cm of soil, a layer of nutrient mat is laid, wherein the thickness of the nutrient mat is 15 cm.
Preferably, in the fourth step, a mesh opening with the diameter of 3cm is formed in the heat-insulating layer.
A preparation method of a mixed yarn of coconut fiber and silk comprises the following steps:
the method comprises the following steps: crushing the coconut shell fiber to 2-5mm in length;
step two: putting the crushed coconut fibers into a mixed solution of sulfuric acid and hydrochloric acid for hydrolysis, wherein the hydrolysis conditions are as follows: oscillating for 8 hours in a constant temperature water bath at 60 ℃ by using 15% sulfuric acid and 5% hydrochloric acid;
step three: drying the coconut shell fiber hydrolysate at 40 ℃ for 2h to obtain coconut shell microfibril with the length of 200nm to 1 mu m;
step four: the mulberry silk is put into a potassium permanganate solution for pretreatment, and the pretreatment conditions are as follows: 0.003mol/L potassium permanganate solution is put in a thermostatic water bath at 60 ℃ and oscillated for 10 min;
step five: pretreating mulberry silk and methyl methacrylate in a ratio of 2-3: 1, placing the mixture into a sulfuric acid solution for graft polymerization reaction, wherein the conditions of the graft polymerization reaction are as follows: 0.2mol/L sulfuric acid solution, constant temperature water bath 60 ℃, and oscillation for 5 h;
step six: drying the hydrolysate of the graft polymerization reaction at 40 ℃ for 2h to obtain the silk modified fiber, wherein the grafting rate of the silk modified fiber reaches 30-50%;
step seven: preparing the coconut shell microfibril and the silk modified fiber into mixed yarn, wherein the ratio of the two materials is 2: the mixed yarn is twisted into a braided rope with the diameter of 2-5mm, and the specification of the mixed yarn is 10-30 yarns in a ratio of 1-3: 1.
A layer of nutrition pad is paved on the sand, the nutrition pad contains plant seeds, a water-retaining heat-insulating layer is paved on the nutrition pad, the diameter of meshes of the woven mesh is 3cm, sand bags are pressed around every 2m multiplied by 2m of the water-retaining heat-insulating layer, and the sand bags are used for fixing the woven mesh and preventing wind and sand.
The heat preservation of moisturizing is three layer construction, and upper and lower two-layer is coconut husk fibre and silk composite yarn rope weaving net, makes mixed yarn, two kinds of fibre proportion 2 with coconut husk fibre and silk: and (3) the yarn size is between 1 and 3:1, the yarn is 10 to 30, and the yarn is twisted into a braided rope, and the diameter of the braided rope is 2 to 5 mm. The middle layer is a thin wool weaving blanket with the thickness of 0.5-1 mm. The woven net is provided with big meshes with the diameter of 3 cm. The three-layer structure was aligned with 3cm diameter holes and hooked with stitches.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the scope of the protection of the present invention.
Claims (10)
1. A method for improving the habitat of sandy plants, which comprises the following steps:
the method comprises the following steps: laying a layer of straw under the desertified land surface layer;
step two: laying a degradable plastic film under the straws to form a waterproof layer;
step three: removing soil from the surface layer of the sandy land, and laying a layer of nutrition pad;
step four: a composite water-retaining heat-insulating layer is laid on the nutrition pad, and mesh holes are formed in the heat-insulating layer;
step five: pressing sand bags around every 2m multiplied by 2m of the heat preservation layer;
step six: the sand bag is filled with on-site sand, and after one year or plant growth, the sand bag can be removed, and the woven net can be removed and used for the next sand control place.
2. The method for improving the habitat of sand plants as claimed in claim 1, wherein: in the third step, the nutrient cushion contains 45-60% of sandy loam, 15-30% of organic fertilizer, 5-10% of fibrous matter, 2-5% of water-retaining agent, 2-5% of humic acid and 2-5% of plant seeds.
3. The method for improving the habitat of sand plants as claimed in claim 2, wherein: in the third step, the nutrition pad is packaged by non-woven fabrics.
4. The method for improving the habitat of sand plants as claimed in claim 1, wherein: in the fourth step, the water-retaining heat-insulating layer is of a three-layer structure, the upper layer and the lower layer are woven meshes, the mixed yarns of the coconut shell fibers and the silk are woven, and the middle layer is a thin wool woven blanket.
5. The method for improving the habitat of sand plants as claimed in claim 4, wherein: the mixed yarn is made to coconut husk fiber and silk, and two kinds of fibre proportion 2: the yarn is twisted into a braided rope with the diameter of 2-5mm, and the yarn is 10-30 yarns in the ratio of 1-3: 1.
6. The method for improving the habitat of sand plants as claimed in claim 5, wherein: in the second step, the degradable plastic film is made of polylactic acid and has a thickness of 0.5-1.5 mm.
7. The method for improving the habitat of sand plants as claimed in claim 1, wherein: in the first step, a layer of straw is paved below 40cm of the desertified ground surface layer.
8. The method for improving the habitat of sand plants as claimed in claim 1, wherein: and in the second step, after the surface layer of the desertified land is removed with 15cm of soil, a layer of nutrition pad is paved, and the thickness of the nutrition pad is 15 cm.
9. The method for improving the habitat of sand plants as claimed in claim 1, wherein: in the fourth step, a mesh opening with the diameter of 3cm is arranged on the heat-insulating layer.
10. A preparation method of a mixed yarn of coconut fibers and silk is characterized by comprising the following steps:
the method comprises the following steps: crushing the coconut shell fiber to 2-5mm in length;
step two: putting the crushed coconut fibers into a mixed solution of sulfuric acid and hydrochloric acid for hydrolysis, wherein the hydrolysis conditions are as follows: oscillating for 8 hours in a constant temperature water bath at 60 ℃ by using 15% sulfuric acid and 5% hydrochloric acid;
step three: drying the coconut shell fiber hydrolysate at 40 ℃ for 2h to obtain coconut shell microfibril with the length of 200nm to 1 mu m;
step four: the mulberry silk is put into a potassium permanganate solution for pretreatment, and the pretreatment conditions are as follows: 0.003mol/L potassium permanganate solution is put in a thermostatic water bath at 60 ℃ and oscillated for 10 min;
step five: pretreating mulberry silk and methyl methacrylate in a ratio of 2-3: 1, placing the mixture into a sulfuric acid solution for graft polymerization reaction, wherein the conditions of the graft polymerization reaction are as follows: 0.2mol/L sulfuric acid solution, constant temperature water bath 60 ℃, and oscillation for 5 h;
step six: drying the hydrolysate of the graft polymerization reaction at 40 ℃ for 2h to obtain the silk modified fiber, wherein the grafting rate of the silk modified fiber reaches 30-50%;
step seven: preparing the coconut shell microfibril and the silk modified fiber into mixed yarn, wherein the ratio of the two materials is 2: the mixed yarn is twisted into a braided rope with the diameter of 2-5mm, and the specification of the mixed yarn is 10-30 yarns in a ratio of 1-3: 1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110544088.3A CN113366944A (en) | 2021-05-19 | 2021-05-19 | Method for improving habitat of sandy plant |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110544088.3A CN113366944A (en) | 2021-05-19 | 2021-05-19 | Method for improving habitat of sandy plant |
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